?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENENTUAN+POTENSI+CADANGAN+BATUBARA+DAN+ANALISIS+KELAYAKAN+PENAMBANGAN+BATUBARA+DENGAN+MENGGUNAKAN+DATA+LOGGING+GEOFISIKA+PADA+LAPANGAN+BATUBARA+%E2%80%9CZAM%E2%80%9D+LAHAT-SUMATERA+SELATAN&rft.creator=SARI+PUTRI+ZAM%2C+1115051032&rft.subject=QC+Physics&rft.subject=Teknik+Pertambangan.+metalurgi&rft.description=Penelitian+penentuan+potensi+cadangan+batubara+dan+analisis+kelayakan+penambangan+batubara+ini+dilakukan+dengan+menggunakan+data+logging+gofisika+pada+lapangan+batubara+%E2%80%9CZAM%E2%80%9D+Lahat-Sumatera+Selatan.+Penelitian+ini+bertujuan+untuk+mengidentifikasi+keberadaan+batubara%2C+mengetahui+potensi+batubara+dengan+metode+perhitungan+volumetrik+3D+serta+menganalisis+kelayakan+ekonomi+rencana+penambangan+batubara+di+daerah+penelitian.+Alat+yang+digunakan+berupa+laptop+lengkap+dengan+software+strater+4+dan+rockwork+15%2C+serta+bahan+berupa+peta+geologi+lembar+Lahat%2C+koordinat+batas+penelitian+(lengkap+dengan+borehole+location)+dan+data+sumur+yaitu+24+data+log+(gamma+ray%2C+caliper%2C+long+density+dan+short+density).+Dari+data+log+diolah+dengan+software+strater+sehingga+diperoleh+grafik+yang+kemudian+diinterpretasikan%2C+maka+diketahui+litologi+daerah+penelitian.+Selanjutnya+litologi+diolah+dengan+menggunakan+software+rockwork+15+sehingga+menghasilkan+penampang+3D%2C+maka+diketahui+nilai+volume+dan+tonase+masing-masing+litologi+di+daerah+penelitian.+Litologi+yang+ditemukan+di+daerah+penelitian+meliputi+batubara%2C+batupasir+dan+batulempung%2C+dengan+jumlah+tiga+seam+batubara+yaitu+seam+A%2C+seam+B+dan+seam+C.+Litologi+di+daerah+penelitian+ditemukan+dalam+keadaan+miring+yaitu+dengan+kemiringan+berkisar+210%2C+sehingga+mempengaruhi+keberadaan+batubara+pada+masing-masing+sumur.+Dari+total+volume+(tonase)+batubara+dan+overburden+maka+dapat+diketahui+nilai+stripping+ratio%2C+dimana+nilai+SR+di+daerah+penelitian+adalah+0%2C28.+Selanjutnya+dilakukan+perhitungan+analisis+kelayakan+ekonomi+dengan+pertimbangan+aspek+penjualan+dari+ketiga+seam+batubara+terhadap+pengeluaran+secara+keseluruhan+hingga+batubara+terjual.+Total+nilai+penjualan+adalah+9%2C9+triliun+sementara+pengeluaran+sebesar+8%2C4+triliun%2C+sehingga+diperoleh+keuntungan+sebesar+1%2C1+triliun.+Dari+perhitungan+SR+dan+analisis+kelayakan+ekonomi%2C+maka+batubara+di+daerah+penelitian+dinyatakan+layak+untuk+ditambang.+Kata+kunci+%3A+Log%2C+batubara%2C+seam%2C+gamma+ray%2C+density%2C+stripping+ratio.%0D%0A%0D%0ADETERMINATION+OF+COAL+RESERVES+POTENTIAL%0D%0AAND+COAL+MINING+FEASIBILITY+ANALYSIS%0D%0AUSING+GEOPHYSICAL+LOGGING+DATA%0D%0AIN+%22ZAM%22+COAL+FIELD%0D%0ALAHAT-SOUTH+SUMATERA%0D%0A%0D%0AResearch+determination+of+potential+coal+reserves+and+coal+mining+feasibility+analysis+use+geophysical+logging+data+in+coal+field+%22ZAM%22+Lahat+South+Sumatra.+This+study+aims+to+identify+coal%2C+knowing+the+potential+of+coal+with+3D+volumetric+calculation+methods+and+analyze+the+economic+feasibility+of+coal+mining+plan+in+the+area+of+research.+The+tools+used+are+a+laptop+complete+with+software+strater+4+and+rockwork+15%2C+geological+map+sheets+Lahat%2C+the+coordinates+of+the+boundary+study+(complete+with+borehole+location)+and+24+log+data+(gamma+ray%2C+caliper%2C+long+density+and+short+density).+Log+data+processed+by+using+strater+4+and+show+log+graph+that+is+then+interpreted%2C+so+the+lithology+of+the+study+area+known.+Then+the+lithology+processed+using+rockwork+15+to+produce+a+3D+longitudinal+section%2C+so+the+value+of+the+volume+and+tonase+of+each+lithology+in+the+area+of+research+known.+Lithology+found+in+the+study+area+includes+coal%2C+sandstone+and+claystone%2C+with+the+three+seam+of+coal%2C+namely+Seam+A%2C+Seam+B+and+Seam+C.+The+lithology+of+the+study+area+was+found+to+be+tilted+with+a+slope+ranging+from+21%2C+so+that+the+existence+of+coal+on+each+of+the+wells+were+different.+From+the+mass+of+coal+and+overburden%2C+it+is+known+stripping+ratio+value%2C+where+the+value+of+SR+in+the+research+area+is+0.28.+Furthermore%2C+the+calculation+of+economic+feasibility+analysis+by+considering+the+sale+of+the+third+coal+seam+to+the+overall+expenditure+of+up+coal+sold.+Which+gained+a+sales+value+of+9.9+trillion+and+expenditure+of+8.4+trillion%2C+in+order+to+obtain+a+profit+of+1.1+trillion.+Based+on+the+stripping+ratio+calculation+and+economic+feasibility+analyze%2C+so+coal+in+the+study+area+declared+eligible+to+be+mined.%0D%0AKeywords%3A+Log%2C+coal%2C+seam%2C+gamma+ray%2C+density%2C+stripping+ratio.&rft.publisher=FAKULTAS+TEKNIK&rft.date=2016-06-23&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23231%2F1%2FABSTRAK%2520%2528ABSTRACT%2529.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23231%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23231%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++SARI+PUTRI+ZAM%2C+1115051032++(2016)+PENENTUAN+POTENSI+CADANGAN+BATUBARA+DAN+ANALISIS+KELAYAKAN+PENAMBANGAN+BATUBARA+DENGAN+MENGGUNAKAN+DATA+LOGGING+GEOFISIKA+PADA+LAPANGAN+BATUBARA+%E2%80%9CZAM%E2%80%9D+LAHAT-SUMATERA+SELATAN.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F23231%2F